You can find also an N1—H1⋯O4 hydrogen bond between the indole nitrogen and the other oxygen of your carboxylate group with a symmetry-produced fumarate dianion (Desk two DISCLAIMER: PW's dosage facts is collected from consumers and means for educational needs only. It is not a suggestion and may be confirmed https://paxtonwacbc.blogsuperapp.com/26851637/5-meo-dalt-freebase-an-overview